Lanro as well as Arnol were completely surprised with what had happened.
They could never expect such a thing to happen.
Arnol knew from the start that Shiro was quite strong, but he had no idea that he was much more better in controlling that power too when compared to the elders.
It was evident with the scene that was present right in front of them.
The fact that the area right behind Mandi was completely destroyed was the proof of Shiro's tremendous power.
It seemed as if he had ended up using a large amount of strength and just before he punched Mandi away, he realized that this was too dangerous and could have ended up killing Mandi.
That was why he directed the power into a wider range instead of concentrating it to a limited area so that Mandi didn't get hurt or died.
Though,
